* A lot of minor code cleanups and a lot of new JavaDoc
* Added LR0Generator with a small example grammar
 - Therefor changed the ALRGenerators behavior in such a way, that
LRParserStates are now numbered in a deterministic fashion so that its
testable
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc into parser